This is for users running Cyanogen OS 13.1 on OnePlus One in India. The company mentions that the ‘Cortana India update’ will start rolling out automatically when on WiFi. Microsoft had launched an update to Windows 10 in November last year, which made available its digital personal assistant Cortana in India, Canada, Japan and Australia.
Microsoft has released a beta of Cortana for Android for anyone to download and install. It even allows one to replace Google Now with Cortana when you press the Android home button on a handset. In the Android version, you cannot start Cortana by using voice feature “Hey Cortana”.